Finding the Fourth Proportional to 5,986,800,651.78, 8,261,838,430.70 and 3,310,760,884.52
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Solution
The fourth proportional to 5,986,800,651.78, 8,261,838,430.70 and 3,310,760,884.52 is: 4,568,879,623.95
Step by Step Solution
- Step 1: Write the proportion equation
5,986,800,651.78 : 8,261,838,430.70 = 3,310,760,884.52 : x - Step 2: Convert to fraction form
5,986,800,651.78/8,261,838,430.70 = 3,310,760,884.52/x - Step 3: Cross multiply
5,986,800,651.78x = 8,261,838,430.70 × 3,310,760,884.52 - Step 4: Simplify right side
5,986,800,651.78x = 27,352,971,510,590,586,880 - Step 5: Solve for x
x = 27,352,971,510,590,586,880/5,986,800,651.78 - Step 6: Final answer
x = 4,568,879,623.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.